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Revision 1.406 by root, Mon Dec 17 08:27:44 2007 UTC vs.
Revision 1.499 by root, Sun Jan 10 17:43:46 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use EV 1.86;	32	use EV;
10	use Opcode;	33	use Opcode;
11	use Safe;	34	use Safe;
12	use Safe::Hole;	35	use Safe::Hole;
13	use Storable ();	36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 4.32 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
18	use Coro::EV;	43	use Coro::EV;
		44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
23	use Coro::BDB;	51	use Coro::BDB 1.6;
24	use Coro::Storable;	52	use Coro::Storable;
25	use Coro::Util ();	53	use Coro::Util ();
26		54
27	use JSON::XS 2.01 ();	55	use JSON::XS 2.01 ();
28	use BDB ();	56	use BDB ();
29	use Data::Dumper;	57	use Data::Dumper;
30	use Digest::MD5;
31	use Fcntl;	58	use Fcntl;
32	use YAML::Syck ();	59	use YAML::XS ();
33	use IO::AIO 2.51 ();	60	use IO::AIO ();
34	use Time::HiRes;	61	use Time::HiRes;
35	use Compress::LZF;	62	use Compress::LZF;
36	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
37		66
38	# configure various modules to our taste	67	# configure various modules to our taste
39	#	68	#
40	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
41	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
42	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
43		77
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	78	# strictly for debugging
45	$YAML::Syck::ImplicitUnicode = 1;	79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		80
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	98	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
74	our %RESOURCE;	111	our %RESOURCE;
75		112
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	115	our $NEXT_TICK;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		117
83	our $BDB_POLL_WATCHER;
84	our $BDB_DEADLOCK_WATCHER;	118	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	119	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	121	our $DB_ENV;
88		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
		124
89	our %CFG;	125	our %CFG;
90		126
91	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	128	our $RUNTIME;
93	our $NOW;	129	our $NOW;
…		…
99	# used to convert map paths into valid unix filenames by replacing / by ∕	135	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		137
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
105		147
106	binmode STDOUT;	148	binmode STDOUT;
107	binmode STDERR;	149	binmode STDERR;
108		150
109	# read virtual server time, if available	151	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
114	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
115		159
116	mkdir $_	160	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		162
119	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
120		164
121	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		177
123	#############################################################################	178	#############################################################################
124		179
125	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
126		181
…		…
173	returns directly I<after> the tick processing (and consequently, can only wake one process	228	returns directly I<after> the tick processing (and consequently, can only wake one process
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		230
176	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
177		232
178	This array contains the results of the last C<invoke ()> call. When	233	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	235	that call.
181		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
182	=back	243	=back
183		244
184	=cut	245	=cut
185		246
186	BEGIN {	247	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	248	my $msg = join "", @_;
189		249
190	$msg .= "\n"	250	$msg .= "\n"
191	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
192		252
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		254
195	LOG llevError, $msg;	255	LOG llevError, $msg;
196	};	256	};
197	}	257
		258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
		269	Coro::terminate
		270	};
198		271
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	282	for my $pkg (qw(
210	cf::global cf::attachable	283	cf::global cf::attachable
211	cf::object cf::object::player	284	cf::object cf::object::player
212	cf::client cf::player	285	cf::client cf::player
213	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
214	cf::map cf::party cf::region	288	cf::party cf::region
215	)) {	289	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	291	}
219		292
220	$EV::DIED = sub {	293	$EV::DIED = sub {
221	warn "error in event callback: @_";	294	Carp::cluck "error in event callback: @_";
222	};	295	};
223		296
224	#############################################################################	297	#############################################################################
225		298
226	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		337
265	sub encode_json($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub decode_json($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
267		340
		341	=item cf::post_init { BLOCK }
		342
		343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		344	but I<before> the server starts ticking again.
		345
		346	The cdoeblock will have a single boolean argument to indicate whether this
		347	is a reload or not.
		348
		349	=cut
		350
		351	sub post_init(&) {
		352	push @POST_INIT, shift;
		353	}
		354
268	=item cf::lock_wait $string	355	=item cf::lock_wait $string
269		356
270	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
271		358
272	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
273		360
274	Wait until the given lock is available and then acquires it and returns	361	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	362	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
277	returned.	364	returned.
278		365
279	Locks are *not* recursive, locking from the same coro twice results in a	366	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	367	deadlocked coro.
…		…
286		373
287	Return true if the lock is currently active, i.e. somebody has locked it.	374	Return true if the lock is currently active, i.e. somebody has locked it.
288		375
289	=cut	376	=cut
290		377
291	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		379
294	sub lock_wait($) {	380	sub lock_wait($) {
295	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	382	}
308		383
309	sub lock_acquire($) {	384	sub lock_acquire($) {
310	my ($key) = @_;	385	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	386	}
324		387
325	sub lock_active($) {	388	sub lock_active($) {
326	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	390	}
330		391
331	sub freeze_mainloop {	392	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
333		394
334	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;
336	};
337	$TICK_WATCHER->stop;
338	$guard
339	}	396	}
340		397
341	=item cf::periodic $interval, $cb	398	=item cf::periodic $interval, $cb
342		399
343	Like EV::periodic, but randomly selects a starting point so that the actions	400	Like EV::periodic, but randomly selects a starting point so that the actions
…		…
398	}	455	}
399	}	456	}
400	};	457	};
401		458
402	sub get_slot($;$$) {	459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
403	my ($time, $pri, $name) = @_;	462	my ($time, $pri, $name) = @_;
404		463
405	$time = $TICK * .6 if $time > $TICK * .6;	464	$time = $TICK * .6 if $time > $TICK * .6;
406	my $sig = new Coro::Signal;	465	my $sig = new Coro::Signal;
407		466
…		…
444	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
445	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
446		505
447	LOG llevError, Carp::longmess "sync job";#d#	506	LOG llevError, Carp::longmess "sync job";#d#
448		507
449	# TODO: use suspend/resume instead
450	# (but this is cancel-safe)
451	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
452		509
453	my $busy = 1;	510	my $busy = 1;
454	my @res;	511	my @res;
455		512
…		…
466	} else {	523	} else {
467	EV::loop EV::LOOP_ONESHOT;	524	EV::loop EV::LOOP_ONESHOT;
468	}	525	}
469	}	526	}
470		527
471	$time = EV::time - $time;	528	my $time = EV::time - $time;
472		529
473	LOG llevError | logBacktrace, Carp::longmess "long sync job"
474	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
475
476	$tick_start += $time; # do not account sync jobs to server load	530	$TICK_START += $time; # do not account sync jobs to server load
477		531
478	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
479	} else {	533	} else {
480	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
481		535
…		…
523	reset_signals;	577	reset_signals;
524	&$cb	578	&$cb
525	}, @args;	579	}, @args;
526		580
527	wantarray ? @res : $res[-1]	581	wantarray ? @res : $res[-1]
		582	}
		583
		584	=item $coin = coin_from_name $name
		585
		586	=cut
		587
		588	our %coin_alias = (
		589	"silver" => "silvercoin",
		590	"silvercoin" => "silvercoin",
		591	"silvercoins" => "silvercoin",
		592	"gold" => "goldcoin",
		593	"goldcoin" => "goldcoin",
		594	"goldcoins" => "goldcoin",
		595	"platinum" => "platinacoin",
		596	"platinumcoin" => "platinacoin",
		597	"platinumcoins" => "platinacoin",
		598	"platina" => "platinacoin",
		599	"platinacoin" => "platinacoin",
		600	"platinacoins" => "platinacoin",
		601	"royalty" => "royalty",
		602	"royalties" => "royalty",
		603	);
		604
		605	sub coin_from_name($) {
		606	$coin_alias{$_[0]}
		607	? cf::arch::find $coin_alias{$_[0]}
		608	: undef
528	}	609	}
529		610
530	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
531		612
532	Returns a single value from the environment database.	613	Returns a single value from the environment database.
…		…
671		752
672	#############################################################################	753	#############################################################################
673		754
674	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
675		756
676	Many objects in crossfire are so-called attachable objects. That means you can	757	Many objects in deliantra are so-called attachable objects. That means you can
677	attach callbacks/event handlers (a collection of which is called an "attachment")	758	attach callbacks/event handlers (a collection of which is called an "attachment")
678	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
679		760
680	In the following description, CLASS can be any of C<global>, C<object>	761	In the following description, CLASS can be any of C<global>, C<object>
681	C<player>, C<client> or C<map> (i.e. the attachable objects in	762	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
731	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
732		813
733	Register an attachment by C<$name> through which attachable objects of the	814	Register an attachment by C<$name> through which attachable objects of the
734	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
735		816
736	Some classes such as crossfire maps and objects can specify attachments	817	Some classes such as deliantra maps and objects can specify attachments
737	that are attached at load/instantiate time, thus the need for a name.	818	that are attached at load/instantiate time, thus the need for a name.
738		819
739	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
740		821
741	=over 4	822	=over 4
…		…
1032		1113
1033	sub reattach {	1114	sub reattach {
1034	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
1035	my ($obj) = @_;	1116	my ($obj) = @_;
1036		1117
		1118	# no longer needed after getting rid of delete_package?
1037	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1119	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1038		1120
1039	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
1040		1122
1041	@$registry = ();	1123	@$registry = ();
1042		1124
…		…
1088	utf8::decode (my $decname = $filename);	1170	utf8::decode (my $decname = $filename);
1089	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
1090	$decname, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
1091		1173
1092	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1093	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
1094	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1095	aio_fsync $fh if $cf::USE_FSYNC;	1177	if ($cf::USE_FSYNC) {
		1178	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1179	aio_fsync $fh;
		1180	}
1096	close $fh;	1181	aio_close $fh;
1097		1182
1098	if (@$objs) {	1183	if (@$objs) {
1099	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1184	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1100	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
1101	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1186	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1102	aio_write $fh, 0, (length $data), $data, 0;	1187	aio_write $fh, 0, (length $data), $data, 0;
1103	aio_fsync $fh if $cf::USE_FSYNC;	1188	if ($cf::USE_FSYNC) {
		1189	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1190	aio_fsync $fh;
		1191	}
1104	close $fh;	1192	aio_close $fh;
1105	aio_rename "$filename.pst~", "$filename.pst";	1193	aio_rename "$filename.pst~", "$filename.pst";
1106	}	1194	}
1107	} else {	1195	} else {
1108	aio_unlink "$filename.pst";	1196	aio_unlink "$filename.pst";
1109	}	1197	}
1110		1198
1111	aio_rename "$filename~", $filename;	1199	aio_rename "$filename~", $filename;
		1200
		1201	$filename =~ s%/[^/]+$%%;
		1202	aio_pathsync $filename if $cf::USE_FSYNC;
1112	} else {	1203	} else {
1113	warn "FATAL: $filename~: $!\n";	1204	warn "unable to save objects: $filename~: $!\n";
1114	}	1205	}
1115	} else {	1206	} else {
1116	aio_unlink $filename;	1207	aio_unlink $filename;
1117	aio_unlink "$filename.pst";	1208	aio_unlink "$filename.pst";
1118	}	1209	}
…		…
1209	my ($name, $cb) = @_;	1300	my ($name, $cb) = @_;
1210		1301
1211	$EXTICMD{$name} = $cb;	1302	$EXTICMD{$name} = $cb;
1212	}	1303	}
1213		1304
		1305	use File::Glob ();
		1306
1214	cf::player->attach (	1307	cf::player->attach (
1215	on_command => sub {	1308	on_command => sub {
1216	my ($pl, $name, $params) = @_;	1309	my ($pl, $name, $params) = @_;
1217		1310
1218	my $cb = $COMMAND{$name}	1311	my $cb = $COMMAND{$name}
…		…
1250		1343
1251	cf::override;	1344	cf::override;
1252	},	1345	},
1253	);	1346	);
1254		1347
		1348	# "readahead" all extensions
		1349	sub cache_extensions {
		1350	my $grp = IO::AIO::aio_group;
		1351
		1352	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1353	for (grep /\.ext$/, @{$_[0]}) {
		1354	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1355	}
		1356	};
		1357
		1358	$grp
		1359	}
		1360
1255	sub load_extensions {	1361	sub load_extensions {
1256	cf::sync_job {	1362	cf::sync_job {
1257	my %todo;	1363	my %todo;
1258		1364
1259	for my $path (<$LIBDIR/*.ext>) {	1365	for my $path (<$LIBDIR/*.ext>) {
…		…
1278		1384
1279	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1280	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1281		1387
1282	$ext{source} =	1388	$ext{source} =
1283	"package $pkg; use strict; use utf8;\n"	1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1284	. "#line 1 \"$path\"\n{\n"	1390	. "#line 1 \"$path\"\n{\n"
1285	. $source	1391	. $source
1286	. "\n};\n1";	1392	. "\n};\n1";
1287		1393
1288	$todo{$base} = \%ext;	1394	$todo{$base} = \%ext;
…		…
1304	my $msg = $@ ? "$v->{path}: $@\n"	1410	my $msg = $@ ? "$v->{path}: $@\n"
1305	: "$v->{base}: extension inactive.\n";	1411	: "$v->{base}: extension inactive.\n";
1306		1412
1307	if (exists $v->{meta}{mandatory}) {	1413	if (exists $v->{meta}{mandatory}) {
1308	warn $msg;	1414	warn $msg;
1309	warn "mandatory extension failed to load, exiting.\n";	1415	cf::cleanup "mandatory extension failed to load, exiting.";
1310	exit 1;
1311	}	1416	}
1312		1417
1313	warn $msg;	1418	warn $msg;
1314	}	1419	}
1315		1420
…		…
1329		1434
1330	=back	1435	=back
1331		1436
1332	=head2 CORE EXTENSIONS	1437	=head2 CORE EXTENSIONS
1333		1438
1334	Functions and methods that extend core crossfire objects.	1439	Functions and methods that extend core deliantra objects.
1335		1440
1336	=cut	1441	=cut
1337		1442
1338	package cf::player;	1443	package cf::player;
1339		1444
…		…
1382		1487
1383	sub exists($) {	1488	sub exists($) {
1384	my ($login) = @_;	1489	my ($login) = @_;
1385		1490
1386	$cf::PLAYER{$login}	1491	$cf::PLAYER{$login}
1387	or cf::sync_job { !aio_stat path $login }	1492	or !aio_stat path $login
1388	}	1493	}
1389		1494
1390	sub find($) {	1495	sub find($) {
1391	return $cf::PLAYER{$_[0]} || do {	1496	return $cf::PLAYER{$_[0]} || do {
1392	my $login = $_[0];	1497	my $login = $_[0];
…		…
1404	my $f = new_from_file cf::object::thawer path $login	1509	my $f = new_from_file cf::object::thawer path $login
1405	or return;	1510	or return;
1406		1511
1407	my $pl = cf::player::load_pl $f	1512	my $pl = cf::player::load_pl $f
1408	or return;	1513	or return;
		1514
1409	local $cf::PLAYER_LOADING{$login} = $pl;	1515	local $cf::PLAYER_LOADING{$login} = $pl;
1410	$f->resolve_delayed_derefs;	1516	$f->resolve_delayed_derefs;
1411	$cf::PLAYER{$login} = $pl	1517	$cf::PLAYER{$login} = $pl
1412	}	1518	}
1413	}	1519	}
…		…
1423		1529
1424	return if $pl->{deny_save};	1530	return if $pl->{deny_save};
1425		1531
1426	aio_mkdir playerdir $pl, 0770;	1532	aio_mkdir playerdir $pl, 0770;
1427	$pl->{last_save} = $cf::RUNTIME;	1533	$pl->{last_save} = $cf::RUNTIME;
		1534
		1535	cf::get_slot 0.01;
1428		1536
1429	$pl->save_pl ($path);	1537	$pl->save_pl ($path);
1430	cf::cede_to_tick;	1538	cf::cede_to_tick;
1431	}	1539	}
1432		1540
…		…
1464	my ($pl) = @_;	1572	my ($pl) = @_;
1465		1573
1466	my $name = $pl->ob->name;	1574	my $name = $pl->ob->name;
1467		1575
1468	$pl->{deny_save} = 1;	1576	$pl->{deny_save} = 1;
1469	$pl->password ("*"); # this should lock out the player until we nuked the dir	1577	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1470		1578
1471	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1472	$pl->deactivate;	1580	$pl->deactivate;
		1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1582	$pl->ob->check_score;
1473	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1474	$pl->ns->destroy if $pl->ns;	1584	$pl->ns->destroy if $pl->ns;
1475		1585
1476	my $path = playerdir $pl;	1586	my $path = playerdir $pl;
1477	my $temp = "$path~$cf::RUNTIME~deleting~";	1587	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1516		1626
1517	for my $login (@$dirs) {	1627	for my $login (@$dirs) {
1518	my $path = path $login;	1628	my $path = path $login;
1519		1629
1520	# a .pst is a dead give-away for a valid player	1630	# a .pst is a dead give-away for a valid player
1521	unless (-e "$path.pst") {	1631	# if no pst file found, open and chekc for blocked users
		1632	if (aio_stat "$path.pst") {
1522	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1633	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1523	aio_read $fh, 0, 512, my $buf, 0 or next;	1634	aio_read $fh, 0, 512, my $buf, 0 or next;
1524	$buf !~ /^password -------------$/m or next; # official not-valid tag	1635	$buf !~ /^password -------------$/m or next; # official not-valid tag
1525	}	1636	}
1526		1637
…		…
1557	}	1668	}
1558		1669
1559	\@paths	1670	\@paths
1560	}	1671	}
1561		1672
1562	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1563		1674
1564	Expand crossfire pod fragments into protocol xml.	1675	Expand deliantra pod fragments into protocol xml.
1565
1566	=cut
1567
1568	use re 'eval';
1569
1570	my $group;
1571	my $interior; $interior = qr{
1572	# match a pod interior sequence sans C<< >>
1573	(?:
1574	\ (.*?)\ (?{ $group = $^N })
1575	| < (??{$interior}) >
1576	)
1577	}x;
1578
1579	sub expand_cfpod {
1580	my ($self, $pod) = @_;
1581
1582	my $xml;
1583
1584	while () {
1585	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1586	$group = $1;
1587
1588	$group =~ s/&/&amp;/g;
1589	$group =~ s/</&lt;/g;
1590
1591	$xml .= $group;
1592	} elsif ($pod =~ m%\G
1593	([BCGHITU])
1594	<
1595	(?:
1596	([^<>]*) (?{ $group = $^N })
1597	| < $interior >
1598	)
1599	>
1600	%gcsx
1601	) {
1602	my ($code, $data) = ($1, $group);
1603
1604	if ($code eq "B") {
1605	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1606	} elsif ($code eq "I") {
1607	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1608	} elsif ($code eq "U") {
1609	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1610	} elsif ($code eq "C") {
1611	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1612	} elsif ($code eq "T") {
1613	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1614	} elsif ($code eq "G") {
1615	my ($male, $female) = split /\|/, $data;
1616	$data = $self->gender ? $female : $male;
1617	$xml .= expand_cfpod ($self, $data);
1618	} elsif ($code eq "H") {
1619	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1620	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1621	"")
1622	[$self->{hintmode}];
1623	} else {
1624	$xml .= "error processing '$code($data)' directive";
1625	}
1626	} else {
1627	if ($pod =~ /\G(.+)/) {
1628	warn "parse error while expanding $pod (at $1)";
1629	}
1630	last;
1631	}
1632	}
1633
1634	for ($xml) {
1635	# create single paragraphs (very hackish)
1636	s/(?<=\S)\n(?=\w)/ /g;
1637
1638	# compress some whitespace
1639	s/\s+\n/\n/g; # ws line-ends
1640	s/\n\n+/\n/g; # double lines
1641	s/^\n+//; # beginning lines
1642	s/\n+$//; # ending lines
1643	}
1644
1645	$xml
1646	}
1647
1648	no re 'eval';
1649
1650	sub hintmode {
1651	$_[0]{hintmode} = $_[1] if @_ > 1;
1652	$_[0]{hintmode}
1653	}
1654		1676
1655	=item $player->ext_reply ($msgid, @msg)	1677	=item $player->ext_reply ($msgid, @msg)
1656		1678
1657	Sends an ext reply to the player.	1679	Sends an ext reply to the player.
1658		1680
…		…
1725	our $MAX_RESET = 3600;	1747	our $MAX_RESET = 3600;
1726	our $DEFAULT_RESET = 3000;	1748	our $DEFAULT_RESET = 3000;
1727		1749
1728	sub generate_random_map {	1750	sub generate_random_map {
1729	my ($self, $rmp) = @_;	1751	my ($self, $rmp) = @_;
		1752
		1753	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1754
1730	# mit "rum" bekleckern, nicht	1755	# mit "rum" bekleckern, nicht
1731	$self->_create_random_map (	1756	$self->_create_random_map (
1732	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1733	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1734	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1856		1881
1857	# the temporary/swap location	1882	# the temporary/swap location
1858	sub save_path {	1883	sub save_path {
1859	my ($self) = @_;	1884	my ($self) = @_;
1860		1885
1861	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1886	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1862	"$TMPDIR/$path.map"	1887	"$TMPDIR/$path.map"
1863	}	1888	}
1864		1889
1865	# the unique path, undef == no special unique path	1890	# the unique path, undef == no special unique path
1866	sub uniq_path {	1891	sub uniq_path {
1867	my ($self) = @_;	1892	my ($self) = @_;
1868		1893
1869	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1894	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1870	"$UNIQUEDIR/$path"	1895	"$UNIQUEDIR/$path"
1871	}
1872
1873	# and all this just because we cannot iterate over
1874	# all maps in C++...
1875	sub change_all_map_light {
1876	my ($change) = @_;
1877
1878	$_->change_map_light ($change)
1879	for grep $_->outdoor, values %cf::MAP;
1880	}	1896	}
1881		1897
1882	sub decay_objects {	1898	sub decay_objects {
1883	my ($self) = @_;	1899	my ($self) = @_;
1884		1900
…		…
1968	sub find {	1984	sub find {
1969	my ($path, $origin) = @_;	1985	my ($path, $origin) = @_;
1970		1986
1971	$path = normalise $path, $origin && $origin->path;	1987	$path = normalise $path, $origin && $origin->path;
1972		1988
1973	cf::lock_wait "map_data:$path";#d#remove	1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1974	cf::lock_wait "map_find:$path";	1990	my $guard2 = cf::lock_acquire "map_find:$path";
1975		1991
1976	$cf::MAP{$path} || do {	1992	$cf::MAP{$path} || do {
1977	my $guard1 = cf::lock_acquire "map_find:$path";
1978	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1979
1980	my $map = new_from_path cf::map $path	1993	my $map = new_from_path cf::map $path
1981	or return;	1994	or return;
1982		1995
1983	$map->{last_save} = $cf::RUNTIME;	1996	$map->{last_save} = $cf::RUNTIME;
1984		1997
…		…
1986	or return;	1999	or return;
1987		2000
1988	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2001	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1989	# doing this can freeze the server in a sync job, obviously	2002	# doing this can freeze the server in a sync job, obviously
1990	#$cf::WAIT_FOR_TICK->wait;	2003	#$cf::WAIT_FOR_TICK->wait;
		2004	undef $guard2;
1991	undef $guard1;	2005	undef $guard1;
1992	undef $guard2;
1993	$map->reset;	2006	$map->reset;
1994	return find $path;	2007	return find $path;
1995	}	2008	}
1996		2009
1997	$cf::MAP{$path} = $map	2010	$cf::MAP{$path} = $map
…		…
2024	my $f = new_from_file cf::object::thawer $self->{load_path};	2037	my $f = new_from_file cf::object::thawer $self->{load_path};
2025	$f->skip_block;	2038	$f->skip_block;
2026	$self->_load_objects ($f)	2039	$self->_load_objects ($f)
2027	or return;	2040	or return;
2028		2041
2029	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2042	$self->post_load_original
2030	if delete $self->{load_original};	2043	if delete $self->{load_original};
2031		2044
2032	if (my $uniq = $self->uniq_path) {	2045	if (my $uniq = $self->uniq_path) {
2033	utf8::encode $uniq;	2046	utf8::encode $uniq;
2034	unless (aio_stat $uniq) {	2047	unless (aio_stat $uniq) {
…		…
2052	unless ($self->{deny_activate}) {	2065	unless ($self->{deny_activate}) {
2053	$self->decay_objects;	2066	$self->decay_objects;
2054	$self->fix_auto_apply;	2067	$self->fix_auto_apply;
2055	$self->update_buttons;	2068	$self->update_buttons;
2056	cf::cede_to_tick;	2069	cf::cede_to_tick;
2057	$self->set_darkness_map;
2058	cf::cede_to_tick;
2059	$self->activate;	2070	$self->activate;
2060	}	2071	}
2061		2072
2062	$self->{last_save} = $cf::RUNTIME;	2073	$self->{last_save} = $cf::RUNTIME;
2063	$self->last_access ($cf::RUNTIME);	2074	$self->last_access ($cf::RUNTIME);
2064		2075
2065	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_ACTIVE);
2066	}	2077	}
2067		2078
2068	$self->post_load;	2079	$self->post_load;
2069	}	2080	}
2070		2081
…		…
2128	my ($path, $origin, $load) = @_;	2139	my ($path, $origin, $load) = @_;
2129		2140
2130	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
2131		2142
2132	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
2133	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2134	}	2145	}
2135		2146
2136	$MAP_PREFETCH{$path} |= $load;	2147	$MAP_PREFETCH{$path} |= $load;
2137		2148
2138	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
…		…
2175	cf::async {	2186	cf::async {
2176	$Coro::current->{desc} = "map player save";	2187	$Coro::current->{desc} = "map player save";
2177	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
2178	};	2189	};
2179		2190
		2191	cf::get_slot 0.02;
		2192
2180	if ($uniq) {	2193	if ($uniq) {
2181	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2182	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2183	} else {	2196	} else {
2184	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2197	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2192	$self->save;	2205	$self->save;
2193		2206
2194	my $lock = cf::lock_acquire "map_data:$self->{path}";	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
2195		2208
2196	return if $self->players;	2209	return if $self->players;
2197	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
2198	return if $self->{deny_save};	2211	return if $self->{deny_save};
2199		2212
2200	$self->in_memory (cf::MAP_SWAPPED);	2213	$self->in_memory (cf::MAP_SWAPPED);
2201		2214
2202	$self->deactivate;	2215	$self->deactivate;
…		…
2227		2240
2228	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2229		2242
2230	return if $self->players;	2243	return if $self->players;
2231		2244
2232	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
2233		2246
2234	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
2235		2248
2236	# need to save uniques path	2249	# need to save uniques path
2237	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
2320		2333
2321	sub unique_maps() {	2334	sub unique_maps() {
2322	[	2335	[
2323	map {	2336	map {
2324	utf8::decode $_;	2337	utf8::decode $_;
2325	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
2326	? normalise $_	2341	: normalise $_
2327	: ()
2328	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
2329	]	2343	]
2330	}	2344	}
2331		2345
2332	package cf;	2346	=item cf::map::static_maps
		2347
		2348	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2349	file in the shared directory excluding F</styles> and F</editor>). May
		2350	block.
		2351
		2352	=cut
		2353
		2354	sub static_maps() {
		2355	my @dirs = "";
		2356	my @maps;
		2357
		2358	while (@dirs) {
		2359	my $dir = shift @dirs;
		2360
		2361	next if $dir eq "/styles" || $dir eq "/editor";
		2362
		2363	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2364	or return;
		2365
		2366	for (@$files) {
		2367	s/\.map$// or next;
		2368	utf8::decode $_;
		2369	push @maps, "$dir/$_";
		2370	}
		2371
		2372	push @dirs, map "$dir/$_", @$dirs;
		2373	}
		2374
		2375	\@maps
		2376	}
2333		2377
2334	=back	2378	=back
2335		2379
2336	=head3 cf::object	2380	=head3 cf::object
2337		2381
…		…
2341		2385
2342	=over 4	2386	=over 4
2343		2387
2344	=item $ob->inv_recursive	2388	=item $ob->inv_recursive
2345		2389
2346	Returns the inventory of the object _and_ their inventories, recursively.	2390	Returns the inventory of the object I<and> their inventories, recursively,
		2391	but I<not> the object itself.
2347		2392
2348	=cut	2393	=cut
2349		2394
2350	sub inv_recursive_;	2395	sub inv_recursive_;
2351	sub inv_recursive_ {	2396	sub inv_recursive_ {
…		…
2356	inv_recursive_ inv $_[0]	2401	inv_recursive_ inv $_[0]
2357	}	2402	}
2358		2403
2359	=item $ref = $ob->ref	2404	=item $ref = $ob->ref
2360		2405
2361	creates and returns a persistent reference to an objetc that can be stored as a string.	2406	Creates and returns a persistent reference to an object that can be stored as a string.
2362		2407
2363	=item $ob = cf::object::deref ($refstring)	2408	=item $ob = cf::object::deref ($refstring)
2364		2409
2365	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2410	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2366	even if the object actually exists. May block.	2411	even if the object actually exists. May block.
…		…
2398	can be C<undef>. Does the right thing when the player is currently in a	2443	can be C<undef>. Does the right thing when the player is currently in a
2399	dialogue with the given NPC character.	2444	dialogue with the given NPC character.
2400		2445
2401	=cut	2446	=cut
2402		2447
		2448	our $SAY_CHANNEL = {
		2449	id => "say",
		2450	title => "Map",
		2451	reply => "say ",
		2452	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2453	};
		2454
		2455	our $CHAT_CHANNEL = {
		2456	id => "chat",
		2457	title => "Chat",
		2458	reply => "chat ",
		2459	tooltip => "Player chat and shouts, global to the server.",
		2460	};
		2461
2403	# rough implementation of a future "reply" method that works	2462	# rough implementation of a future "reply" method that works
2404	# with dialog boxes.	2463	# with dialog boxes.
2405	#TODO: the first argument must go, split into a $npc->reply_to ( method	2464	#TODO: the first argument must go, split into a $npc->reply_to ( method
2406	sub cf::object::player::reply($$$;$) {	2465	sub cf::object::player::reply($$$;$) {
2407	my ($self, $npc, $msg, $flags) = @_;	2466	my ($self, $npc, $msg, $flags) = @_;
…		…
2418	my $dialog = $pl->{npc_dialog};	2477	my $dialog = $pl->{npc_dialog};
2419	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2478	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2420		2479
2421	} else {	2480	} else {
2422	$msg = $npc->name . " says: $msg" if $npc;	2481	$msg = $npc->name . " says: $msg" if $npc;
2423	$self->message ($msg, $flags);	2482	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2424	}	2483	}
2425	}	2484	}
2426	}	2485	}
2427		2486
2428	=item $object->send_msg ($channel, $msg, $color, [extra...])	2487	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2453		2512
2454	=item $player_object->enter_link	2513	=item $player_object->enter_link
2455		2514
2456	Freezes the player and moves him/her to a special map (C<{link}>).	2515	Freezes the player and moves him/her to a special map (C<{link}>).
2457		2516
2458	The player should be reasonably safe there for short amounts of time. You	2517	The player should be reasonably safe there for short amounts of time (e.g.
2459	I<MUST> call C<leave_link> as soon as possible, though.	2518	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2519	though, as the palyer cannot control the character while it is on the link
		2520	map.
2460		2521
2461	Will never block.	2522	Will never block.
2462		2523
2463	=item $player_object->leave_link ($map, $x, $y)	2524	=item $player_object->leave_link ($map, $x, $y)
2464		2525
…		…
2516	($x, $y) = (-1, -1)	2577	($x, $y) = (-1, -1)
2517	unless (defined $x) && (defined $y);	2578	unless (defined $x) && (defined $y);
2518		2579
2519	# use -1 or undef as default coordinates, not 0, 0	2580	# use -1 or undef as default coordinates, not 0, 0
2520	($x, $y) = ($map->enter_x, $map->enter_y)	2581	($x, $y) = ($map->enter_x, $map->enter_y)
2521	if $x <=0 && $y <= 0;	2582	if $x <= 0 && $y <= 0;
2522		2583
2523	$map->load;	2584	$map->load;
2524	$map->load_neighbours;	2585	$map->load_neighbours;
2525		2586
2526	return unless $self->contr->active;	2587	return unless $self->contr->active;
2527	$self->activate_recursive;
2528		2588
2529	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2589	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2530	$self->enter_map ($map, $x, $y);	2590	$self->enter_map ($map, $x, $y);
		2591
		2592	# only activate afterwards, to support waiting in hooks
		2593	$self->activate_recursive;
2531	}	2594	}
2532		2595
2533	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2596	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2534		2597
2535	Moves the player to the given map-path and coordinates by first freezing	2598	Moves the player to the given map-path and coordinates by first freezing
2536	her, loading and preparing them map, calling the provided $check callback	2599	her, loading and preparing them map, calling the provided $check callback
2537	that has to return the map if sucecssful, and then unfreezes the player on	2600	that has to return the map if sucecssful, and then unfreezes the player on
2538	the new (success) or old (failed) map position. In either case, $done will	2601	the new (success) or old (failed) map position. In either case, $done will
2539	be called at the end of this process.	2602	be called at the end of this process.
		2603
		2604	Note that $check will be called with a potentially non-loaded map, so if
		2605	it needs a loaded map it has to call C<< ->load >>.
2540		2606
2541	=cut	2607	=cut
2542		2608
2543	our $GOTOGEN;	2609	our $GOTOGEN;
2544		2610
…		…
2623	}	2689	}
2624		2690
2625	sub prepare_random_map {	2691	sub prepare_random_map {
2626	my ($exit) = @_;	2692	my ($exit) = @_;
2627		2693
2628	my $guard = cf::lock_acquire "exit_prepare:$exit";
2629
2630	# all this does is basically replace the /! path by	2694	# all this does is basically replace the /! path by
2631	# a new random map path (?random/...) with a seed	2695	# a new random map path (?random/...) with a seed
2632	# that depends on the exit object	2696	# that depends on the exit object
2633		2697
2634	my $rmp = parse_random_map_params $exit->msg;	2698	my $rmp = parse_random_map_params $exit->msg;
…		…
2636	if ($exit->map) {	2700	if ($exit->map) {
2637	$rmp->{region} = $exit->region->name;	2701	$rmp->{region} = $exit->region->name;
2638	$rmp->{origin_map} = $exit->map->path;	2702	$rmp->{origin_map} = $exit->map->path;
2639	$rmp->{origin_x} = $exit->x;	2703	$rmp->{origin_x} = $exit->x;
2640	$rmp->{origin_y} = $exit->y;	2704	$rmp->{origin_y} = $exit->y;
		2705
		2706	$exit->map->touch;
2641	}	2707	}
2642		2708
2643	$rmp->{random_seed} ||= $exit->random_seed;	2709	$rmp->{random_seed} ||= $exit->random_seed;
2644		2710
2645	my $data = cf::encode_json $rmp;	2711	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2646	my $md5 = Digest::MD5::md5_hex $data;	2712	my $md5 = Digest::MD5::md5_hex $data;
2647	my $meta = "$RANDOMDIR/$md5.meta";	2713	my $meta = "$RANDOMDIR/$md5.meta";
2648		2714
2649	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2715	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2650	aio_write $fh, 0, (length $data), $data, 0;	2716	aio_write $fh, 0, (length $data), $data, 0;
2651	undef $fh;	2717	undef $fh;
2652	aio_rename "$meta~", $meta;	2718	aio_rename "$meta~", $meta;
2653		2719
		2720	my $slaying = "?random/$md5";
		2721
		2722	if ($exit->valid) {
2654	$exit->slaying ("?random/$md5");	2723	$exit->slaying ("?random/$md5");
2655	$exit->msg (undef);	2724	$exit->msg (undef);
		2725	}
2656	}	2726	}
2657	}	2727	}
2658		2728
2659	sub cf::object::player::enter_exit {	2729	sub cf::object::player::enter_exit {
2660	my ($self, $exit) = @_;	2730	my ($self, $exit) = @_;
2661		2731
2662	return unless $self->type == cf::PLAYER;	2732	return unless $self->type == cf::PLAYER;
2663		2733
2664	if ($exit->slaying eq "/!") {
2665	#TODO: this should de-fi-ni-te-ly not be a sync-job
2666	# the problem is that $exit might not survive long enough
2667	# so it needs to be done right now, right here
2668	cf::sync_job { prepare_random_map $exit };
2669	}
2670
2671	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2672	my $hp = $exit->stats->hp;
2673	my $sp = $exit->stats->sp;
2674
2675	$self->enter_link;	2734	$self->enter_link;
2676		2735
2677	# if exit is damned, update players death & WoR home-position
2678	$self->contr->savebed ($slaying, $hp, $sp)
2679	if $exit->flag (FLAG_DAMNED);
2680
2681	(async {	2736	(async {
2682	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2737	$Coro::current->{desc} = "enter_exit";
2683		2738
2684	$self->deactivate_recursive; # just to be sure
2685	unless (eval {	2739	unless (eval {
		2740	$self->deactivate_recursive; # just to be sure
		2741
		2742	# random map handling
		2743	{
		2744	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2745
		2746	prepare_random_map $exit
		2747	if $exit->slaying eq "/!";
		2748	}
		2749
		2750	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2751	my $x = $exit->stats->hp;
		2752	my $y = $exit->stats->sp;
		2753
2686	$self->goto ($slaying, $hp, $sp);	2754	$self->goto ($map, $x, $y);
2687		2755
		2756	# if exit is damned, update players death & WoR home-position
		2757	$self->contr->savebed ($map, $x, $y)
		2758	if $exit->flag (cf::FLAG_DAMNED);
		2759
2688	1;	2760	1
2689	}) {	2761	}) {
2690	$self->message ("Something went wrong deep within the crossfire server. "	2762	$self->message ("Something went wrong deep within the deliantra server. "
2691	. "I'll try to bring you back to the map you were before. "	2763	. "I'll try to bring you back to the map you were before. "
2692	. "Please report this to the dungeon master!",	2764	. "Please report this to the dungeon master!",
2693	cf::NDI_UNIQUE | cf::NDI_RED);	2765	cf::NDI_UNIQUE | cf::NDI_RED);
2694		2766
2695	warn "ERROR in enter_exit: $@";	2767	warn "ERROR in enter_exit: $@";
…		…
2712	sub cf::client::send_drawinfo {	2784	sub cf::client::send_drawinfo {
2713	my ($self, $text, $flags) = @_;	2785	my ($self, $text, $flags) = @_;
2714		2786
2715	utf8::encode $text;	2787	utf8::encode $text;
2716	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2788	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2789	}
		2790
		2791	=item $client->send_big_packet ($pkt)
		2792
		2793	Like C<send_packet>, but tries to compress large packets, and fragments
		2794	them as required.
		2795
		2796	=cut
		2797
		2798	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2799
		2800	sub cf::client::send_big_packet {
		2801	my ($self, $pkt) = @_;
		2802
		2803	# try lzf for large packets
		2804	$pkt = "lzf " . Compress::LZF::compress $pkt
		2805	if 1024 <= length $pkt and $self->{can_lzf};
		2806
		2807	# split very large packets
		2808	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2809	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2810	$pkt = "frag";
		2811	}
		2812
		2813	$self->send_packet ($pkt);
2717	}	2814	}
2718		2815
2719	=item $client->send_msg ($channel, $msg, $color, [extra...])	2816	=item $client->send_msg ($channel, $msg, $color, [extra...])
2720		2817
2721	Send a drawinfo or msg packet to the client, formatting the msg for the	2818	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2725		2822
2726	=cut	2823	=cut
2727		2824
2728	# non-persistent channels (usually the info channel)	2825	# non-persistent channels (usually the info channel)
2729	our %CHANNEL = (	2826	our %CHANNEL = (
		2827	"c/motd" => {
		2828	id => "infobox",
		2829	title => "MOTD",
		2830	reply => undef,
		2831	tooltip => "The message of the day",
		2832	},
2730	"c/identify" => {	2833	"c/identify" => {
2731	id => "infobox",	2834	id => "infobox",
2732	title => "Identify",	2835	title => "Identify",
2733	reply => undef,	2836	reply => undef,
2734	tooltip => "Items recently identified",	2837	tooltip => "Items recently identified",
…		…
2736	"c/examine" => {	2839	"c/examine" => {
2737	id => "infobox",	2840	id => "infobox",
2738	title => "Examine",	2841	title => "Examine",
2739	reply => undef,	2842	reply => undef,
2740	tooltip => "Signs and other items you examined",	2843	tooltip => "Signs and other items you examined",
		2844	},
		2845	"c/shopinfo" => {
		2846	id => "infobox",
		2847	title => "Shop Info",
		2848	reply => undef,
		2849	tooltip => "What your bargaining skill tells you about the shop",
2741	},	2850	},
2742	"c/book" => {	2851	"c/book" => {
2743	id => "infobox",	2852	id => "infobox",
2744	title => "Book",	2853	title => "Book",
2745	reply => undef,	2854	reply => undef,
…		…
2761	id => "infobox",	2870	id => "infobox",
2762	title => "Body Parts",	2871	title => "Body Parts",
2763	reply => undef,	2872	reply => undef,
2764	tooltip => "Shows which body parts you posess and are available",	2873	tooltip => "Shows which body parts you posess and are available",
2765	},	2874	},
		2875	"c/statistics" => {
		2876	id => "infobox",
		2877	title => "Statistics",
		2878	reply => undef,
		2879	tooltip => "Shows your primary statistics",
		2880	},
		2881	"c/skills" => {
		2882	id => "infobox",
		2883	title => "Skills",
		2884	reply => undef,
		2885	tooltip => "Shows your experience per skill and item power",
		2886	},
		2887	"c/shopitems" => {
		2888	id => "infobox",
		2889	title => "Shop Items",
		2890	reply => undef,
		2891	tooltip => "Shows the items currently for sale in this shop",
		2892	},
		2893	"c/resistances" => {
		2894	id => "infobox",
		2895	title => "Resistances",
		2896	reply => undef,
		2897	tooltip => "Shows your resistances",
		2898	},
		2899	"c/pets" => {
		2900	id => "infobox",
		2901	title => "Pets",
		2902	reply => undef,
		2903	tooltip => "Shows information abotu your pets/a specific pet",
		2904	},
		2905	"c/perceiveself" => {
		2906	id => "infobox",
		2907	title => "Perceive Self",
		2908	reply => undef,
		2909	tooltip => "You gained detailed knowledge about yourself",
		2910	},
2766	"c/uptime" => {	2911	"c/uptime" => {
2767	id => "infobox",	2912	id => "infobox",
2768	title => "Uptime",	2913	title => "Uptime",
2769	reply => undef,	2914	reply => undef,
2770	tooltip => "How long the server has been running since last restart",	2915	tooltip => "How long the server has been running since last restart",
…		…
2773	id => "infobox",	2918	id => "infobox",
2774	title => "Map Info",	2919	title => "Map Info",
2775	reply => undef,	2920	reply => undef,
2776	tooltip => "Information related to the maps",	2921	tooltip => "Information related to the maps",
2777	},	2922	},
		2923	"c/party" => {
		2924	id => "party",
		2925	title => "Party",
		2926	reply => "gsay ",
		2927	tooltip => "Messages and chat related to your party",
		2928	},
		2929	"c/death" => {
		2930	id => "death",
		2931	title => "Death",
		2932	reply => undef,
		2933	tooltip => "Reason for and more info about your most recent death",
		2934	},
		2935	"c/say" => $SAY_CHANNEL,
		2936	"c/chat" => $CHAT_CHANNEL,
2778	);	2937	);
2779		2938
2780	sub cf::client::send_msg {	2939	sub cf::client::send_msg {
2781	my ($self, $channel, $msg, $color, @extra) = @_;	2940	my ($self, $channel, $msg, $color, @extra) = @_;
2782		2941
2783	$msg = $self->pl->expand_cfpod ($msg);	2942	$msg = $self->pl->expand_cfpod ($msg)
		2943	unless $color & cf::NDI_VERBATIM;
2784		2944
2785	$color &= cf::NDI_CLIENT_MASK; # just in case...	2945	$color &= cf::NDI_CLIENT_MASK; # just in case...
2786		2946
2787	# check predefined channels, for the benefit of C	2947	# check predefined channels, for the benefit of C
2788	if ($CHANNEL{$channel}) {	2948	if ($CHANNEL{$channel}) {
2789	$channel = $CHANNEL{$channel};	2949	$channel = $CHANNEL{$channel};
2790		2950
2791	$self->ext_msg (channel_info => $channel)	2951	$self->ext_msg (channel_info => $channel);
2792	if $self->can_msg;
2793
2794	$channel = $channel->{id};	2952	$channel = $channel->{id};
2795		2953
2796	} elsif (ref $channel) {	2954	} elsif (ref $channel) {
2797	# send meta info to client, if not yet sent	2955	# send meta info to client, if not yet sent
2798	unless (exists $self->{channel}{$channel->{id}}) {	2956	unless (exists $self->{channel}{$channel->{id}}) {
2799	$self->{channel}{$channel->{id}} = $channel;	2957	$self->{channel}{$channel->{id}} = $channel;
2800	$self->ext_msg (channel_info => $channel)	2958	$self->ext_msg (channel_info => $channel);
2801	if $self->can_msg;
2802	}	2959	}
2803		2960
2804	$channel = $channel->{id};	2961	$channel = $channel->{id};
2805	}	2962	}
2806		2963
2807	return unless @extra || length $msg;	2964	return unless @extra || length $msg;
2808		2965
2809	if ($self->can_msg) {
2810	# default colour, mask it out	2966	# default colour, mask it out
2811	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2967	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2812	if $color & cf::NDI_DEF;	2968	if $color & cf::NDI_DEF;
2813		2969
2814	$self->send_packet ("msg " . $self->{json_coder}->encode (	2970	my $pkt = "msg "
		2971	. $self->{json_coder}->encode (
2815	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2972	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2816	} else {	2973	);
2817	if ($color >= 0) {
2818	# replace some tags by gcfclient-compatible ones
2819	for ($msg) {
2820	1 while
2821	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2822	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2823	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2824	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2825	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2826	}
2827		2974
2828	$color &= cf::NDI_COLOR_MASK;	2975	$self->send_big_packet ($pkt);
2829
2830	utf8::encode $msg;
2831
2832	if (0 && $msg =~ /\[/) {
2833	# COMMAND/INFO
2834	$self->send_packet ("drawextinfo $color 10 8 $msg")
2835	} else {
2836	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2837	$self->send_packet ("drawinfo $color $msg")
2838	}
2839	}
2840	}
2841	}	2976	}
2842		2977
2843	=item $client->ext_msg ($type, @msg)	2978	=item $client->ext_msg ($type, @msg)
2844		2979
2845	Sends an ext event to the client.	2980	Sends an ext event to the client.
…		…
2848		2983
2849	sub cf::client::ext_msg($$@) {	2984	sub cf::client::ext_msg($$@) {
2850	my ($self, $type, @msg) = @_;	2985	my ($self, $type, @msg) = @_;
2851		2986
2852	if ($self->extcmd == 2) {	2987	if ($self->extcmd == 2) {
2853	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2988	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2854	} elsif ($self->extcmd == 1) { # TODO: remove	2989	} elsif ($self->extcmd == 1) { # TODO: remove
2855	push @msg, msgtype => "event_$type";	2990	push @msg, msgtype => "event_$type";
2856	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2991	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2857	}	2992	}
2858	}	2993	}
2859		2994
2860	=item $client->ext_reply ($msgid, @msg)	2995	=item $client->ext_reply ($msgid, @msg)
2861		2996
…		…
2865		3000
2866	sub cf::client::ext_reply($$@) {	3001	sub cf::client::ext_reply($$@) {
2867	my ($self, $id, @msg) = @_;	3002	my ($self, $id, @msg) = @_;
2868		3003
2869	if ($self->extcmd == 2) {	3004	if ($self->extcmd == 2) {
2870	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3005	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2871	} elsif ($self->extcmd == 1) {	3006	} elsif ($self->extcmd == 1) {
2872	#TODO: version 1, remove	3007	#TODO: version 1, remove
2873	unshift @msg, msgtype => "reply", msgid => $id;	3008	unshift @msg, msgtype => "reply", msgid => $id;
2874	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3009	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2875	}	3010	}
2876	}	3011	}
2877		3012
2878	=item $success = $client->query ($flags, "text", \&cb)	3013	=item $success = $client->query ($flags, "text", \&cb)
2879		3014
…		…
3006	our $safe_hole = new Safe::Hole;	3141	our $safe_hole = new Safe::Hole;
3007		3142
3008	$SIG{FPE} = 'IGNORE';	3143	$SIG{FPE} = 'IGNORE';
3009		3144
3010	$safe->permit_only (Opcode::opset qw(	3145	$safe->permit_only (Opcode::opset qw(
3011	:base_core :base_mem :base_orig :base_math	3146	:base_core :base_mem :base_orig :base_math :base_loop
3012	grepstart grepwhile mapstart mapwhile	3147	grepstart grepwhile mapstart mapwhile
3013	sort time	3148	sort time
3014	));	3149	));
3015		3150
3016	# here we export the classes and methods available to script code	3151	# here we export the classes and methods available to script code
…		…
3019		3154
3020	The following functions and methods are available within a safe environment:	3155	The following functions and methods are available within a safe environment:
3021		3156
3022	cf::object	3157	cf::object
3023	contr pay_amount pay_player map x y force_find force_add destroy	3158	contr pay_amount pay_player map x y force_find force_add destroy
3024	insert remove name archname title slaying race decrease_ob_nr	3159	insert remove name archname title slaying race decrease split
		3160	value
3025		3161
3026	cf::object::player	3162	cf::object::player
3027	player	3163	player
3028		3164
3029	cf::player	3165	cf::player
…		…
3034		3170
3035	=cut	3171	=cut
3036		3172
3037	for (	3173	for (
3038	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3174	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3039	insert remove inv name archname title slaying race	3175	insert remove inv nrof name archname title slaying race
3040	decrease_ob_nr destroy)],	3176	decrease split destroy change_exp value msg lore send_msg)],
3041	["cf::object::player" => qw(player)],	3177	["cf::object::player" => qw(player)],
3042	["cf::player" => qw(peaceful)],	3178	["cf::player" => qw(peaceful send_msg)],
3043	["cf::map" => qw(trigger)],	3179	["cf::map" => qw(trigger)],
3044	) {	3180	) {
3045	no strict 'refs';	3181	no strict 'refs';
3046	my ($pkg, @funs) = @$_;	3182	my ($pkg, @funs) = @$_;
3047	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3183	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3065		3201
3066	my $qcode = $code;	3202	my $qcode = $code;
3067	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3203	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3068	$qcode =~ s/\n/\\n/g;	3204	$qcode =~ s/\n/\\n/g;
3069		3205
		3206	%vars = (_dummy => 0) unless %vars;
		3207
		3208	my @res;
3070	local $_;	3209	local $_;
3071	local @safe::cf::_safe_eval_args = values %vars;
3072		3210
3073	my $eval =	3211	my $eval =
3074	"do {\n"	3212	"do {\n"
3075	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3213	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3076	. "#line 0 \"{$qcode}\"\n"	3214	. "#line 0 \"{$qcode}\"\n"
3077	. $code	3215	. $code
3078	. "\n}"	3216	. "\n}"
3079	;	3217	;
3080		3218
		3219	if ($CFG{safe_eval}) {
3081	sub_generation_inc;	3220	sub_generation_inc;
		3221	local @safe::cf::_safe_eval_args = values %vars;
3082	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3222	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3083	sub_generation_inc;	3223	sub_generation_inc;
		3224	} else {
		3225	local @cf::_safe_eval_args = values %vars;
		3226	@res = wantarray ? eval eval : scalar eval $eval;
		3227	}
3084		3228
3085	if ($@) {	3229	if ($@) {
3086	warn "$@";	3230	warn "$@";
3087	warn "while executing safe code '$code'\n";	3231	warn "while executing safe code '$code'\n";
3088	warn "with arguments " . (join " ", %vars) . "\n";	3232	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3153	while (my ($face, $info) = each %$faces) {	3297	while (my ($face, $info) = each %$faces) {
3154	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3298	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3155		3299
3156	cf::face::set_visibility $idx, $info->{visibility};	3300	cf::face::set_visibility $idx, $info->{visibility};
3157	cf::face::set_magicmap $idx, $info->{magicmap};	3301	cf::face::set_magicmap $idx, $info->{magicmap};
3158	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3302	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3159	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3303	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3160		3304
3161	cf::cede_to_tick;	3305	cf::cede_to_tick;
3162	}	3306	}
3163		3307
3164	while (my ($face, $info) = each %$faces) {	3308	while (my ($face, $info) = each %$faces) {
…		…
3188		3332
3189	cf::anim::invalidate_all; # d'oh	3333	cf::anim::invalidate_all; # d'oh
3190	}	3334	}
3191		3335
3192	{	3336	{
3193	# TODO: for gcfclient pleasure, we should give resources
3194	# that gcfclient doesn't grok a >10000 face index.
3195	my $res = $facedata->{resource};	3337	my $res = $facedata->{resource};
3196		3338
3197	while (my ($name, $info) = each %$res) {	3339	while (my ($name, $info) = each %$res) {
3198	if (defined $info->{type}) {	3340	if (defined $info->{type}) {
3199	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3341	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3200	my $data;
3201		3342
3202	if ($info->{type} & 1) {	3343	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3203	# prepend meta info
3204
3205	my $meta = $enc->encode ({
3206	name => $name,
3207	%{ $info->{meta} || {} },
3208	});
3209
3210	$data = pack "(w/a*)*", $meta, $info->{data};
3211	} else {
3212	$data = $info->{data};
3213	}
3214
3215	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3216	cf::face::set_type $idx, $info->{type};	3344	cf::face::set_type $idx, $info->{type};
3217	} else {	3345	} else {
3218	$RESOURCE{$name} = $info;	3346	$RESOURCE{$name} = $info;
3219	}	3347	}
3220		3348
…		…
3253	while (my ($k, $v) = each %$want) {	3381	while (my ($k, $v) = each %$want) {
3254	$ns->fx_want ($k, $v);	3382	$ns->fx_want ($k, $v);
3255	}	3383	}
3256	};	3384	};
3257		3385
		3386	sub load_resource_file($) {
		3387	my $guard = lock_acquire "load_resource_file";
		3388
		3389	my $status = load_resource_file_ $_[0];
		3390	get_slot 0.1, 100;
		3391	cf::arch::commit_load;
		3392
		3393	$status
		3394	}
		3395
3258	sub reload_regions {	3396	sub reload_regions {
3259	# HACK to clear player env face cache, we need some signal framework	3397	# HACK to clear player env face cache, we need some signal framework
3260	# for this (global event?)	3398	# for this (global event?)
3261	%ext::player_env::MUSIC_FACE_CACHE = ();	3399	%ext::player_env::MUSIC_FACE_CACHE = ();
3262		3400
…		…
3275	}	3413	}
3276		3414
3277	sub reload_archetypes {	3415	sub reload_archetypes {
3278	load_resource_file "$DATADIR/archetypes"	3416	load_resource_file "$DATADIR/archetypes"
3279	or die "unable to load archetypes\n";	3417	or die "unable to load archetypes\n";
3280	#d# NEED to laod twice to resolve forward references
3281	# this really needs to be done in an extra post-pass
3282	# (which needs to be synchronous, so solve it differently)
3283	load_resource_file "$DATADIR/archetypes"
3284	or die "unable to load archetypes\n";
3285	}	3418	}
3286		3419
3287	sub reload_treasures {	3420	sub reload_treasures {
3288	load_resource_file "$DATADIR/treasures"	3421	load_resource_file "$DATADIR/treasures"
3289	or die "unable to load treasurelists\n";	3422	or die "unable to load treasurelists\n";
3290	}	3423	}
3291		3424
3292	sub reload_resources {	3425	sub reload_resources {
3293	warn "reloading resource files...\n";	3426	warn "reloading resource files...\n";
3294		3427
		3428	reload_facedata;
		3429	reload_archetypes;
3295	reload_regions;	3430	reload_regions;
3296	reload_facedata;
3297	#reload_archetypes;#d#
3298	reload_archetypes;
3299	reload_treasures;	3431	reload_treasures;
3300		3432
3301	warn "finished reloading resource files\n";	3433	warn "finished reloading resource files\n";
3302	}	3434	}
3303		3435
3304	sub init {
3305	reload_resources;
3306	}
3307
3308	sub reload_config {	3436	sub reload_config {
		3437	warn "reloading config file...\n";
		3438
3309	open my $fh, "<:utf8", "$CONFDIR/config"	3439	open my $fh, "<:utf8", "$CONFDIR/config"
3310	or return;	3440	or return;
3311		3441
3312	local $/;	3442	local $/;
3313	*CFG = YAML::Syck::Load <$fh>;	3443	*CFG = YAML::XS::Load scalar <$fh>;
3314		3444
3315	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3445	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3316		3446
3317	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3447	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3318	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3448	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3322	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3452	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3323	and die "WARNING: m(un)lockall failed: $!\n";	3453	and die "WARNING: m(un)lockall failed: $!\n";
3324	};	3454	};
3325	warn $@ if $@;	3455	warn $@ if $@;
3326	}	3456	}
		3457
		3458	warn "finished reloading resource files\n";
		3459	}
		3460
		3461	sub pidfile() {
		3462	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3463	or die "$PIDFILE: $!";
		3464	flock $fh, &Fcntl::LOCK_EX
		3465	or die "$PIDFILE: flock: $!";
		3466	$fh
		3467	}
		3468
		3469	# make sure only one server instance is running at any one time
		3470	sub atomic {
		3471	my $fh = pidfile;
		3472
		3473	my $pid = <$fh>;
		3474	kill 9, $pid if $pid > 0;
		3475
		3476	seek $fh, 0, 0;
		3477	print $fh $$;
		3478	}
		3479
		3480	sub main_loop {
		3481	warn "EV::loop starting\n";
		3482	if (1) {
		3483	EV::loop;
		3484	}
		3485	warn "EV::loop returned\n";
		3486	goto &main_loop unless $REALLY_UNLOOP;
3327	}	3487	}
3328		3488
3329	sub main {	3489	sub main {
		3490	cf::init_globals; # initialise logging
		3491
		3492	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3493	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3494	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3495	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3496
		3497	cf::init_experience;
		3498	cf::init_anim;
		3499	cf::init_attackmess;
		3500	cf::init_dynamic;
		3501
		3502	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3503
3330	# we must not ever block the main coroutine	3504	# we must not ever block the main coroutine
3331	local $Coro::idle = sub {	3505	local $Coro::idle = sub {
3332	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3506	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3333	(async {	3507	(async {
3334	$Coro::current->{desc} = "IDLE BUG HANDLER";	3508	$Coro::current->{desc} = "IDLE BUG HANDLER";
3335	EV::loop EV::LOOP_ONESHOT;	3509	EV::loop EV::LOOP_ONESHOT;
3336	})->prio (Coro::PRIO_MAX);	3510	})->prio (Coro::PRIO_MAX);
3337	};	3511	};
3338		3512
		3513	evthread_start IO::AIO::poll_fileno;
		3514
		3515	cf::sync_job {
		3516	cf::load_settings;
		3517	cf::load_materials;
		3518
		3519	reload_resources;
3339	reload_config;	3520	reload_config;
3340	db_init;	3521	db_init;
		3522
		3523	cf::init_uuid;
		3524	cf::init_signals;
		3525	cf::init_commands;
		3526	cf::init_skills;
		3527
		3528	cf::init_beforeplay;
		3529
		3530	atomic;
		3531
3341	load_extensions;	3532	load_extensions;
3342		3533
3343	$TICK_WATCHER->start;	3534	utime time, time, $RUNTIMEFILE;
3344	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3535
3345	EV::loop;	3536	# no (long-running) fork's whatsoever before this point(!)
		3537	use POSIX ();
		3538	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3539
		3540	(pop @POST_INIT)->(0) while @POST_INIT;
		3541	};
		3542
		3543	main_loop;
3346	}	3544	}
3347		3545
3348	#############################################################################	3546	#############################################################################
3349	# initialisation and cleanup	3547	# initialisation and cleanup
3350		3548
…		…
3356	cf::cleanup "SIG$signal";	3554	cf::cleanup "SIG$signal";
3357	};	3555	};
3358	}	3556	}
3359	}	3557	}
3360		3558
3361	sub write_runtime {	3559	sub write_runtime_sync {
3362	my $runtime = "$LOCALDIR/runtime";
3363
3364	# first touch the runtime file to show we are still running:	3560	# first touch the runtime file to show we are still running:
3365	# the fsync below can take a very very long time.	3561	# the fsync below can take a very very long time.
3366		3562
3367	IO::AIO::aio_utime $runtime, undef, undef;	3563	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3368		3564
3369	my $guard = cf::lock_acquire "write_runtime";	3565	my $guard = cf::lock_acquire "write_runtime";
3370		3566
3371	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3567	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3372	or return;	3568	or return;
3373		3569
3374	my $value = $cf::RUNTIME + 90 + 10;	3570	my $value = $cf::RUNTIME + 90 + 10;
3375	# 10 is the runtime save interval, for a monotonic clock	3571	# 10 is the runtime save interval, for a monotonic clock
3376	# 60 allows for the watchdog to kill the server.	3572	# 60 allows for the watchdog to kill the server.
…		…
3386	aio_utime $fh, undef, undef;	3582	aio_utime $fh, undef, undef;
3387		3583
3388	close $fh	3584	close $fh
3389	or return;	3585	or return;
3390		3586
3391	aio_rename "$runtime~", $runtime	3587	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3392	and return;	3588	and return;
3393		3589
3394	warn "runtime file written.\n";	3590	warn "runtime file written.\n";
3395		3591
3396	1	3592	1
		3593	}
		3594
		3595	our $uuid_lock;
		3596	our $uuid_skip;
		3597
		3598	sub write_uuid_sync($) {
		3599	$uuid_skip ||= $_[0];
		3600
		3601	return if $uuid_lock;
		3602	local $uuid_lock = 1;
		3603
		3604	my $uuid = "$LOCALDIR/uuid";
		3605
		3606	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3607	or return;
		3608
		3609	my $value = uuid_seq uuid_cur;
		3610
		3611	unless ($value) {
		3612	warn "cowardly refusing to write zero uuid value!\n";
		3613	return;
		3614	}
		3615
		3616	my $value = uuid_str $value + $uuid_skip;
		3617	$uuid_skip = 0;
		3618
		3619	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3620	and return;
		3621
		3622	# always fsync - this file is important
		3623	aio_fsync $fh
		3624	and return;
		3625
		3626	close $fh
		3627	or return;
		3628
		3629	aio_rename "$uuid~", $uuid
		3630	and return;
		3631
		3632	warn "uuid file written ($value).\n";
		3633
		3634	1
		3635
		3636	}
		3637
		3638	sub write_uuid($$) {
		3639	my ($skip, $sync) = @_;
		3640
		3641	$sync ? write_uuid_sync $skip
		3642	: async { write_uuid_sync $skip };
3397	}	3643	}
3398		3644
3399	sub emergency_save() {	3645	sub emergency_save() {
3400	my $freeze_guard = cf::freeze_mainloop;	3646	my $freeze_guard = cf::freeze_mainloop;
3401		3647
3402	warn "enter emergency perl save\n";	3648	warn "emergency_perl_save: enter\n";
3403		3649
3404	cf::sync_job {	3650	cf::sync_job {
		3651	# this is a trade-off: we want to be very quick here, so
		3652	# save all maps without fsync, and later call a global sync
		3653	# (which in turn might be very very slow)
		3654	local $USE_FSYNC = 0;
		3655
3405	# use a peculiar iteration method to avoid tripping on perl	3656	# use a peculiar iteration method to avoid tripping on perl
3406	# refcount bugs in for. also avoids problems with players	3657	# refcount bugs in for. also avoids problems with players
3407	# and maps saved/destroyed asynchronously.	3658	# and maps saved/destroyed asynchronously.
3408	warn "begin emergency player save\n";	3659	warn "emergency_perl_save: begin player save\n";
3409	for my $login (keys %cf::PLAYER) {	3660	for my $login (keys %cf::PLAYER) {
3410	my $pl = $cf::PLAYER{$login} or next;	3661	my $pl = $cf::PLAYER{$login} or next;
3411	$pl->valid or next;	3662	$pl->valid or next;
3412	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3663	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3413	$pl->save;	3664	$pl->save;
3414	}	3665	}
3415	warn "end emergency player save\n";	3666	warn "emergency_perl_save: end player save\n";
3416		3667
3417	warn "begin emergency map save\n";	3668	warn "emergency_perl_save: begin map save\n";
3418	for my $path (keys %cf::MAP) {	3669	for my $path (keys %cf::MAP) {
3419	my $map = $cf::MAP{$path} or next;	3670	my $map = $cf::MAP{$path} or next;
3420	$map->valid or next;	3671	$map->valid or next;
3421	$map->save;	3672	$map->save;
3422	}	3673	}
3423	warn "end emergency map save\n";	3674	warn "emergency_perl_save: end map save\n";
3424		3675
3425	warn "begin emergency database checkpoint\n";	3676	warn "emergency_perl_save: begin database checkpoint\n";
3426	BDB::db_env_txn_checkpoint $DB_ENV;	3677	BDB::db_env_txn_checkpoint $DB_ENV;
3427	warn "end emergency database checkpoint\n";	3678	warn "emergency_perl_save: end database checkpoint\n";
		3679
		3680	warn "emergency_perl_save: begin write uuid\n";
		3681	write_uuid_sync 1;
		3682	warn "emergency_perl_save: end write uuid\n";
3428	};	3683	};
3429		3684
		3685	warn "emergency_perl_save: starting sync()\n";
		3686	IO::AIO::aio_sync sub {
		3687	warn "emergency_perl_save: finished sync()\n";
		3688	};
		3689
3430	warn "leave emergency perl save\n";	3690	warn "emergency_perl_save: leave\n";
3431	}	3691	}
3432		3692
3433	sub post_cleanup {	3693	sub post_cleanup {
3434	my ($make_core) = @_;	3694	my ($make_core) = @_;
3435		3695
3436	warn Carp::longmess "post_cleanup backtrace"	3696	warn Carp::longmess "post_cleanup backtrace"
3437	if $make_core;	3697	if $make_core;
		3698
		3699	my $fh = pidfile;
		3700	unlink $PIDFILE if <$fh> == $$;
		3701	}
		3702
		3703	# a safer delete_package, copied from Symbol
		3704	sub clear_package($) {
		3705	my $pkg = shift;
		3706
		3707	# expand to full symbol table name if needed
		3708	unless ($pkg =~ /^main::.*::$/) {
		3709	$pkg = "main$pkg" if $pkg =~ /^::/;
		3710	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3711	$pkg .= '::' unless $pkg =~ /::$/;
		3712	}
		3713
		3714	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3715	my $stem_symtab = *{$stem}{HASH};
		3716
		3717	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3718	or return;
		3719
		3720	# clear all symbols
		3721	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3722	for my $name (keys %$leaf_symtab) {
		3723	_gv_clear *{"$pkg$name"};
		3724	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3725	}
		3726	warn "cleared package $pkg\n";#d#
3438	}	3727	}
3439		3728
3440	sub do_reload_perl() {	3729	sub do_reload_perl() {
3441	# can/must only be called in main	3730	# can/must only be called in main
3442	if ($Coro::current != $Coro::main) {	3731	if ($Coro::current != $Coro::main) {
3443	warn "can only reload from main coroutine";	3732	warn "can only reload from main coroutine";
3444	return;	3733	return;
3445	}	3734	}
3446		3735
		3736	return if $RELOAD++;
		3737
		3738	my $t1 = EV::time;
		3739
		3740	while ($RELOAD) {
3447	warn "reloading...";	3741	warn "reloading...";
3448		3742
3449	warn "entering sync_job";	3743	warn "entering sync_job";
3450		3744
3451	cf::sync_job {	3745	cf::sync_job {
3452	cf::write_runtime; # external watchdog should not bark	3746	cf::write_runtime_sync; # external watchdog should not bark
3453	cf::emergency_save;	3747	cf::emergency_save;
3454	cf::write_runtime; # external watchdog should not bark	3748	cf::write_runtime_sync; # external watchdog should not bark
3455		3749
3456	warn "syncing database to disk";	3750	warn "syncing database to disk";
3457	BDB::db_env_txn_checkpoint $DB_ENV;	3751	BDB::db_env_txn_checkpoint $DB_ENV;
3458		3752
3459	# if anything goes wrong in here, we should simply crash as we already saved	3753	# if anything goes wrong in here, we should simply crash as we already saved
3460		3754
3461	warn "flushing outstanding aio requests";	3755	warn "flushing outstanding aio requests";
3462	for (;;) {
3463	BDB::flush;
3464	IO::AIO::flush;
3465	Coro::cede_notself;
3466	last unless IO::AIO::nreqs || BDB::nreqs;	3756	while (IO::AIO::nreqs || BDB::nreqs) {
3467	warn "iterate...";	3757	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3468	}
3469
3470	++$RELOAD;
3471
3472	warn "cancelling all extension coros";
3473	$_->cancel for values %EXT_CORO;
3474	%EXT_CORO = ();
3475
3476	warn "removing commands";
3477	%COMMAND = ();
3478
3479	warn "removing ext/exti commands";
3480	%EXTCMD = ();
3481	%EXTICMD = ();
3482
3483	warn "unloading/nuking all extensions";
3484	for my $pkg (@EXTS) {
3485	warn "... unloading $pkg";
3486
3487	if (my $cb = $pkg->can ("unload")) {
3488	eval {
3489	$cb->($pkg);
3490	1
3491	} or warn "$pkg unloaded, but with errors: $@";
3492	}	3758	}
3493		3759
3494	warn "... nuking $pkg";	3760	warn "cancelling all extension coros";
3495	Symbol::delete_package $pkg;	3761	$_->cancel for values %EXT_CORO;
3496	}	3762	%EXT_CORO = ();
3497		3763
3498	warn "unloading all perl modules loaded from $LIBDIR";	3764	warn "removing commands";
3499	while (my ($k, $v) = each %INC) {	3765	%COMMAND = ();
3500	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3501		3766
		3767	warn "removing ext/exti commands";
		3768	%EXTCMD = ();
		3769	%EXTICMD = ();
		3770
		3771	warn "unloading/nuking all extensions";
		3772	for my $pkg (@EXTS) {
3502	warn "... unloading $k";	3773	warn "... unloading $pkg";
3503	delete $INC{$k};
3504		3774
3505	$k =~ s/\.pm$//;
3506	$k =~ s/\//::/g;
3507
3508	if (my $cb = $k->can ("unload_module")) {	3775	if (my $cb = $pkg->can ("unload")) {
		3776	eval {
3509	$cb->();	3777	$cb->($pkg);
		3778	1
		3779	} or warn "$pkg unloaded, but with errors: $@";
		3780	}
		3781
		3782	warn "... clearing $pkg";
		3783	clear_package $pkg;
3510	}	3784	}
3511		3785
3512	Symbol::delete_package $k;	3786	warn "unloading all perl modules loaded from $LIBDIR";
		3787	while (my ($k, $v) = each %INC) {
		3788	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3789
		3790	warn "... unloading $k";
		3791	delete $INC{$k};
		3792
		3793	$k =~ s/\.pm$//;
		3794	$k =~ s/\//::/g;
		3795
		3796	if (my $cb = $k->can ("unload_module")) {
		3797	$cb->();
		3798	}
		3799
		3800	clear_package $k;
3513	}	3801	}
3514		3802
3515	warn "getting rid of safe::, as good as possible";	3803	warn "getting rid of safe::, as good as possible";
3516	Symbol::delete_package "safe::$_"	3804	clear_package "safe::$_"
3517	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3805	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3518		3806
3519	warn "unloading cf.pm \"a bit\"";	3807	warn "unloading cf.pm \"a bit\"";
3520	delete $INC{"cf.pm"};	3808	delete $INC{"cf.pm"};
3521	delete $INC{"cf/pod.pm"};	3809	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3522		3810
3523	# don't, removes xs symbols, too,	3811	# don't, removes xs symbols, too,
3524	# and global variables created in xs	3812	# and global variables created in xs
3525	#Symbol::delete_package __PACKAGE__;	3813	#clear_package __PACKAGE__;
3526		3814
3527	warn "unload completed, starting to reload now";	3815	warn "unload completed, starting to reload now";
3528		3816
3529	warn "reloading cf.pm";	3817	warn "reloading cf.pm";
3530	require cf;	3818	require cf;
3531	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3819	cf::_connect_to_perl_1;
3532		3820
3533	warn "loading config and database again";	3821	warn "loading config and database again";
3534	cf::reload_config;	3822	cf::reload_config;
3535		3823
3536	warn "loading extensions";	3824	warn "loading extensions";
3537	cf::load_extensions;	3825	cf::load_extensions;
3538		3826
		3827	if ($REATTACH_ON_RELOAD) {
3539	warn "reattaching attachments to objects/players";	3828	warn "reattaching attachments to objects/players";
3540	_global_reattach; # objects, sockets	3829	_global_reattach; # objects, sockets
3541	warn "reattaching attachments to maps";	3830	warn "reattaching attachments to maps";
3542	reattach $_ for values %MAP;	3831	reattach $_ for values %MAP;
3543	warn "reattaching attachments to players";	3832	warn "reattaching attachments to players";
3544	reattach $_ for values %PLAYER;	3833	reattach $_ for values %PLAYER;
		3834	}
3545		3835
		3836	warn "running post_init jobs";
		3837	(pop @POST_INIT)->(1) while @POST_INIT;
		3838
3546	warn "leaving sync_job";	3839	warn "leaving sync_job";
3547		3840
3548	1	3841	1
3549	} or do {	3842	} or do {
3550	warn $@;	3843	warn $@;
3551	warn "error while reloading, exiting.";	3844	cf::cleanup "error while reloading, exiting.";
3552	exit 1;
3553	};	3845	};
3554		3846
3555	warn "reloaded";	3847	warn "reloaded";
		3848	--$RELOAD;
		3849	}
		3850
		3851	$t1 = EV::time - $t1;
		3852	warn "reload completed in ${t1}s\n";
3556	};	3853	};
3557		3854
3558	our $RELOAD_WATCHER; # used only during reload	3855	our $RELOAD_WATCHER; # used only during reload
3559		3856
3560	sub reload_perl() {	3857	sub reload_perl() {
3561	# doing reload synchronously and two reloads happen back-to-back,	3858	# doing reload synchronously and two reloads happen back-to-back,
3562	# coro crashes during coro_state_free->destroy here.	3859	# coro crashes during coro_state_free->destroy here.
3563		3860
		3861	$RELOAD_WATCHER ||= cf::async {
		3862	Coro::AIO::aio_wait cache_extensions;
		3863
3564	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3864	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
		3865	do_reload_perl;
3565	undef $RELOAD_WATCHER;	3866	undef $RELOAD_WATCHER;
3566	do_reload_perl;	3867	};
3567	};	3868	};
3568	}	3869	}
3569		3870
3570	register_command "reload" => sub {	3871	register_command "reload" => sub {
3571	my ($who, $arg) = @_;	3872	my ($who, $arg) = @_;
…		…
3585		3886
3586	our @WAIT_FOR_TICK;	3887	our @WAIT_FOR_TICK;
3587	our @WAIT_FOR_TICK_BEGIN;	3888	our @WAIT_FOR_TICK_BEGIN;
3588		3889
3589	sub wait_for_tick {	3890	sub wait_for_tick {
3590	return unless $TICK_WATCHER->is_active;
3591	return if $Coro::current == $Coro::main;	3891	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3592		3892
3593	my $signal = new Coro::Signal;	3893	my $signal = new Coro::Signal;
3594	push @WAIT_FOR_TICK, $signal;	3894	push @WAIT_FOR_TICK, $signal;
3595	$signal->wait;	3895	$signal->wait;
3596	}	3896	}
3597		3897
3598	sub wait_for_tick_begin {	3898	sub wait_for_tick_begin {
3599	return unless $TICK_WATCHER->is_active;
3600	return if $Coro::current == $Coro::main;	3899	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3601		3900
3602	my $signal = new Coro::Signal;	3901	my $signal = new Coro::Signal;
3603	push @WAIT_FOR_TICK_BEGIN, $signal;	3902	push @WAIT_FOR_TICK_BEGIN, $signal;
3604	$signal->wait;	3903	$signal->wait;
3605	}	3904	}
3606		3905
3607	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	3906	sub tick {
3608	if ($Coro::current != $Coro::main) {	3907	if ($Coro::current != $Coro::main) {
3609	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3908	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3610	unless ++$bug_warning > 10;	3909	unless ++$bug_warning > 10;
3611	return;	3910	return;
3612	}	3911	}
3613		3912
3614	$NOW = $tick_start = EV::now;
3615
3616	cf::server_tick; # one server iteration	3913	cf::server_tick; # one server iteration
3617
3618	$RUNTIME += $TICK;
3619	$NEXT_TICK = $_[0]->at;
3620		3914
3621	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3915	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3622	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3916	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3623	Coro::async_pool {	3917	Coro::async_pool {
3624	$Coro::current->{desc} = "runtime saver";	3918	$Coro::current->{desc} = "runtime saver";
3625	write_runtime	3919	write_runtime_sync
3626	or warn "ERROR: unable to write runtime file: $!";	3920	or warn "ERROR: unable to write runtime file: $!";
3627	};	3921	};
3628	}	3922	}
3629		3923
3630	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3924	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
…		…
3632	}	3926	}
3633	while (my $sig = shift @WAIT_FOR_TICK) {	3927	while (my $sig = shift @WAIT_FOR_TICK) {
3634	$sig->send;	3928	$sig->send;
3635	}	3929	}
3636		3930
3637	$LOAD = ($NOW - $tick_start) / $TICK;	3931	$LOAD = ($NOW - $TICK_START) / $TICK;
3638	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3932	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3639		3933
3640	_post_tick;	3934	if (0) {
3641	};	3935	if ($NEXT_TICK) {
3642	$TICK_WATCHER->priority (EV::MAXPRI);	3936	my $jitter = $TICK_START - $NEXT_TICK;
		3937	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3938	warn "jitter $JITTER\n";#d#
		3939	}
		3940	}
		3941	}
3643		3942
3644	{	3943	{
3645	# configure BDB	3944	# configure BDB
3646		3945
3647	BDB::min_parallel 8;	3946	BDB::min_parallel 8;
3648	BDB::max_poll_reqs $TICK * 0.1;	3947	BDB::max_poll_reqs $TICK * 0.1;
3649	$Coro::BDB::WATCHER->priority (1);	3948	$AnyEvent::BDB::WATCHER->priority (1);
3650		3949
3651	unless ($DB_ENV) {	3950	unless ($DB_ENV) {
3652	$DB_ENV = BDB::db_env_create;	3951	$DB_ENV = BDB::db_env_create;
3653	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3952	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3654	| BDB::LOG_AUTOREMOVE, 1);	3953	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3954	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3655	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3955	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3656	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3956	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3657		3957
3658	cf::sync_job {	3958	cf::sync_job {
3659	eval {	3959	eval {
…		…
3685	{	3985	{
3686	# configure IO::AIO	3986	# configure IO::AIO
3687		3987
3688	IO::AIO::min_parallel 8;	3988	IO::AIO::min_parallel 8;
3689	IO::AIO::max_poll_time $TICK * 0.1;	3989	IO::AIO::max_poll_time $TICK * 0.1;
3690	$Coro::AIO::WATCHER->priority (1);	3990	undef $AnyEvent::AIO::WATCHER;
3691	}	3991	}
3692		3992
3693	my $_log_backtrace;	3993	my $_log_backtrace;
3694		3994
3695	sub _log_backtrace {	3995	sub _log_backtrace {
…		…
3698	$msg =~ s/\n//;	3998	$msg =~ s/\n//;
3699		3999
3700	# limit the # of concurrent backtraces	4000	# limit the # of concurrent backtraces
3701	if ($_log_backtrace < 2) {	4001	if ($_log_backtrace < 2) {
3702	++$_log_backtrace;	4002	++$_log_backtrace;
		4003	my $perl_bt = Carp::longmess $msg;
3703	async {	4004	async {
3704	$Coro::current->{desc} = "abt $msg";	4005	$Coro::current->{desc} = "abt $msg";
3705		4006
3706	my @bt = fork_call {	4007	my @bt = fork_call {
3707	@addr = map { sprintf "%x", $_ } @addr;	4008	@addr = map { sprintf "%x", $_ } @addr;
…		…
3718	}	4019	}
3719		4020
3720	@funcs	4021	@funcs
3721	};	4022	};
3722		4023
3723	LOG llevInfo, "[ABT] $msg\n";	4024	LOG llevInfo, "[ABT] $perl_bt\n";
		4025	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3724	LOG llevInfo, "[ABT] $_\n" for @bt;	4026	LOG llevInfo, "[ABT] $_\n" for @bt;
3725	--$_log_backtrace;	4027	--$_log_backtrace;
3726	};	4028	};
3727	} else {	4029	} else {
3728	LOG llevInfo, "[ABT] $msg\n";	4030	LOG llevInfo, "[ABT] $msg\n";
3729	LOG llevInfo, "[ABT] [suppressed]\n";	4031	LOG llevInfo, "[ABT] [suppressed]\n";
3730	}	4032	}
3731	}	4033	}
3732		4034
3733	# load additional modules	4035	# load additional modules
3734	use cf::pod;	4036	require "cf/$_.pm" for @EXTRA_MODULES;
		4037	cf::_connect_to_perl_2;
3735		4038
3736	END { cf::emergency_save }	4039	END { cf::emergency_save }
3737		4040
3738	1	4041	1
3739		4042

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